155991015

素因数分解:

$3^4\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1361}}^1$

素因数の和:1661

約数の個数: 40

約数和(自身を含む): 280822608

約数和(自身を除く): 124831593

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 283, 405, 849, 1361, 1415, 2547, 4083, 4245, 6805, 7641, 12249, 12735, 20415, 22923, 36747, 38205, 61245, 110241, 114615, 183735, 385163, 551205, 1155489, 1925815, 3466467, 5777445, 10399401, 17332335, 31198203, 51997005, 155991015]

約数ペア:

[(1, 155991015), (3, 51997005), (5, 31198203), (9, 17332335), (15, 10399401), (27, 5777445), (45, 3466467), (81, 1925815), (135, 1155489), (283, 551205), (405, 385163), (849, 183735), (1361, 114615), (1415, 110241), (2547, 61245), (4083, 38205), (4245, 36747), (6805, 22923), (7641, 20415), (12249, 12735)]